unitedhealthcare. >>> welcome back. wells fargo kicks off the earnings season, jpmorgan chase, bank of america, all on deck. going to be a big week. let's check in with kayla tausc tausche. >> reporter: analysts are describing them as the friend who peaked in high school, so to speak. too ahead of the curve. its net interest margin, a key measure of bank profitability that at wells was also once best in class that. saw a big drop in the third quarter, and analysts say it could contract again in q4. consensus for wells is 89 cents a share, roughly 29 billion in revenue or flat. the street is more positive on jpmorgan which reports next wednesday. the u.s.' largest bank by assets appeared well positioned to benefit from an upswing in mortgage refinancing. the state of capital markets activity in the fourth quarter could prove surprising. in an industry conference in september the bank's then cfo forecasted a drop of as much as 20% in capital markets activity. and while loans and ipos slowed to a halt debt surged and jpmor